426626

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1$

素因数の和:233

約数の個数: 16

約数和(自身を含む): 686400

約数和(自身を除く): 259774

約数列:

[1, 2, 19, 38, 103, 109, 206, 218, 1957, 2071, 3914, 4142, 11227, 22454, 213313, 426626]

約数ペア:

[(1, 426626), (2, 213313), (19, 22454), (38, 11227), (103, 4142), (109, 3914), (206, 2071), (218, 1957)]